{
  "format": "url",
  "pattern": "^((?:http|ftp)s?:\\/\\/)?(?!.*\\/\\/.*$)(?:(?:[A-Za-z0-9](?:[A-Za-z0-9-]{0,61}[A-Za-z0-9])?\\.)+(?:[A-Za-z]{2,6}\\.?|[A-Za-z0-9-]{2,}\\.?)|localhost|\\[[a-f0-9:]+\\]|\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3})(?::\\d+)?(?:\\/?|[/?]\\S+)$",
  "type": "string"
}